Bone Anatomy and Development Quiz
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Questions and Answers

What is the principal component of bone that contributes to its hardness?

  • Organic
  • Collagen
  • Hydroxyapatite (correct)
  • Osteoid

Which sequence represents the correct development of bone cells?

  • Osteogenic cells → Osteocytes → Osteoblasts → Osteoclasts
  • Osteogenic cells → Osteoblasts → Osteocytes (correct)
  • osteoclasts → osteoblasts → osteocytes → osteogenic cells
  • osteoblasts → osteoclasts → osteogenic cells → osteocytes

Which bone cell type is primarily responsible for initiating ossification of bone?

  • Chondroblasts
  • Osteoblasts (correct)
  • Osteocytes
  • Osteoclasts

Adjacent osteocytes communicate via gap junctions found within which structure?

<p>Canaliculi (C)</p> Signup and view all the answers

In which part of the body is a doctor most likely to collect red bone marrow from an adult male donor?

<p>Sternum (A)</p> Signup and view all the answers

Which bones are formed through intramembranous ossification?

<p>Flat bones (A)</p> Signup and view all the answers

Which type of bone is described as having complex shapes and cannot be grouped into any of the previous categories?

<p>Irregular Bones (B)</p> Signup and view all the answers

What is the function of flat bones in the skeletal system?

<p>Protection (A)</p> Signup and view all the answers

Which type of bone is characterized by having a shaft and a variable number of ends?

<p>Long Bones (A)</p> Signup and view all the answers

In which part of bones does blood formation primarily occur?

<p>Medullary cavity (A)</p> Signup and view all the answers

Which bone function involves balance of electrolytes through storage and release of calcium and phosphate?

<p>Mineral Storage (C)</p> Signup and view all the answers

What is the main purpose of flat bones in the human body?

<p>Offer protection to vital organs (B)</p> Signup and view all the answers

What characteristic of cartilage enhances its job as the precursor to endochondral bone?

<p>Cartilage can accommodate mitosis. (B)</p> Signup and view all the answers

In endochondral ossification, bone is generated within a pre-existing template composed of:

<p>Periosteum (C)</p> Signup and view all the answers

What would happen to long bone growth if an individual's cartilage in the epiphyseal plate stopped dividing?

<p>The long bones would cease growth in length. (C)</p> Signup and view all the answers

Which of the following is a function of calcium in the body?

<p>Ca2+ is needed by muscle cells for contraction. (C)</p> Signup and view all the answers

What best describes the process of bone resorption in bone remodeling?

<p>Osteoclasts break down existing bone tissue. (C)</p> Signup and view all the answers

Which of the following cell types is responsible for coordinating communication between osteoblasts, osteocytes, and osteoclasts?

<p>Osteocytes (B)</p> Signup and view all the answers

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